These sleeve vibes are a great Dr Jelly (soft) and Mr Hard (hard) style vibrator. The Mr Hard type of vibes are made from a hard material such as plastic or metal, while the gentler Dr Jelly vibes are a removable, soft silicone sleeve. The Dr Jelly soft silicone sleeves fit over the Mr Hard vibes effectively giving you a 2-in-one style vibrator - Dr Jelly and Mr Hard, those dark and stormy long winter nights will never be the same again!













